肥胖,腹部手术和癌症风险:营养前景和长期临床影响
Claudia Reytor-González1, Gerardo Sarno2, Martha Montalvan3
1Facultad de Ciencias de la Salud y Bienestar Humano, Universidad Tecnológica Indoamérica, Ambato 180150, Ecuador.
Nutrients
|February 27, 2026
概括
肥胖症通过炎症和荷尔蒙变化显著增加癌症风险. 减肥手术有助于减肥,可能降低癌症风险,但需要仔细的营养管理来优化结果.
科学领域:
- 在瘤学瘤学.
- 内分泌学 在内分泌学.
- 营养科学 营养科学
背景情况:
- 肥胖是众多癌症的已知因果风险因素.
- 癌症风险的程度因瘤部位,性别,生命阶段和脂肪分布而异.
研究的目的:
- 审查流行病学证据,将多余的身体脂肪与癌症发病率和死亡率联系起来.
- 探索肥胖与癌症相关性背后的生物学机制.
- 评估减肥手术对癌症风险和死亡率的影响.
主要方法:
- 近期流行病学研究的叙述性综述.
- 解释肥胖与癌症联系的生物机制的整合.
- 对癌症风险减肥手术结果的证据分析.
主要成果:
- 过多的身体脂肪通过慢性炎症,胰岛素抵抗,荷尔蒙失调,免疫力受损和肠道微生物组变化促进癌症.
- 减肥手术有效降低体重和癌症风险,特别是与肥胖相关的癌症,尽管益处因手术方法而异.
- 手术后的长期营养变化 (微量营养素缺乏,摄入量改变) 可能会影响癌症的结果,需要进行结构化的随访.
结论:
- 腹部外科手术通过改善代谢因素和降低癌症风险,为瘤提供了好处.
- 减肥手术后,长期的营养管理和监测至关重要,以减轻风险并优化癌症预防.
- 减肥手术对癌症的净效应取决于平衡代谢改善与营养方面的考虑.
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